<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="ZqkServlet">
    用户名：<input type="text" name="username"><br>
    密码：<input type="password" name="password"><br>
    爱好：<input type="checkbox" name="hobby" value="a">a
    <input type="checkbox" name="hobby" value="b">b
    <input type="checkbox" name="hobby" value="c">c<br>
    <input type="submit" name="提交">
</form>
</body>
</html>